Home / 7,004,065.32-9,665,757.78-3,948,279.56

Finding the Fourth Proportional to 7,004,065.32, 9,665,757.78 and 3,948,279.56

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Solution

The fourth proportional to 7,004,065.32, 9,665,757.78 and 3,948,279.56 is: 5,448,709.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004,065.32 : 9,665,757.78 = 3,948,279.56 : x
  2. Step 2: Convert to fraction form
    7,004,065.32/9,665,757.78 = 3,948,279.56/x
  3. Step 3: Cross multiply
    7,004,065.32x = 9,665,757.78 × 3,948,279.56
  4. Step 4: Simplify right side
    7,004,065.32x = 38,163,113,874,684.98
  5. Step 5: Solve for x
    x = 38,163,113,874,684.98/7,004,065.32
  6. Step 6: Final answer
    x = 5,448,709.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.